/*
 * Copyright 2010-2011 CGT&DC ISA RAS
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package websolve.workflow.runtime.test.conditional;

import websolve.workflow.runtime.AnyParameter;
import websolve.workflow.runtime.Task;
import websolve.workflow.runtime.Workflow;

public class ConditionalBranching {

    public static void main(String[] args) {

        // DESCRIBE

        Workflow wf = new Workflow("test");
        wf.addInput("in");
        wf.addOutput("out");

        Task taskA = new TaskA("A");
        taskA.setInput("in", wf.getInput("in"));
        wf.addTask(taskA);

        Task taskIf = new IfTask("IF");
        taskIf.setInput("value", taskA.getOutput("out")).setInputValue("condition", new TestCondition());
        wf.addTask(taskIf);

        Task taskB = new TaskB("B");
        taskB.setInput("in", taskIf.getOutput("true"));
        wf.addTask(taskB);

        Task taskC = new TaskC("C");
        taskC.setInput("in", taskIf.getOutput("false"));
        wf.addTask(taskC);

        Task taskD = new TaskD("D");
        taskD.setInput("in", new AnyParameter().addParam(taskB.getOutput("out")).addParam(taskC.getOutput("out")));
        wf.addTask(taskD);

        wf.setOutput("out", taskD.getOutput("out"));

        // RUN

        wf.setInputValue("in", 11);
        wf.run();
        System.out.println("Result: " + wf.getOutputValue("out"));
    }

}
